Syoss Oleo Intense Hair Colour, Dark Brown 3–10
Syoss Oleo Intense Hair Colour 3–10 (dark brown) is a permanent oil-based hair colour, designed to give you a rich, long-lasting dark brown shade with professional grey coverage and nourishing care both during and after colouring, thanks to its ammonia-free oil-based formula.
🌟 Key features
✔️ Intense dark brown shade 3-10 – for a natural, full and rich colour result.
✔️ Permanent colour – the colour lasts a long time and helps maintain an even tone.
✔️ 100% grey coverage – reliably covers grey hair for an even look.
✔️ Ammonia-free – gentler on the hair and scalp during colouring.
✔️ PLEX-in-OIL technology with oils – a nourishing blend of oils helps the pigments penetrate deep into the hair fibres whilst leaving hair soft, shiny and nourished.
✔️ Nourishing mask included – the oil-infused mask provides a final nourishing treatment for stronger, healthier-looking hair.
🧪 Key benefits
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Intense and long-lasting colour – pigments penetrate deep into the hair for a lasting shade.
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Professional grey coverage – evenly covers even grey hair.
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Hair nourishment during colouring – the formula with nourishing oils leaves hair soft and shiny.
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Ammonia-free – less irritating than traditional ammonia-based hair dyes.
(The full INCI and list of ingredients is provided on the product packaging.)
🚿 Package contents
✔️ Colour cream (50 ml)
✔️ Developer (50 ml)
✔️ Nourishing oil mask
✔️ Instructions for use and a pair of gloves
🧴 How to use
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Carry out an allergy test 48 hours before use (necessary due to possible sensitivity to the dye).
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Put on the gloves and apply the colour mixture evenly to dry, unstyled hair.
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Leave on for the time specified in the instructions (usually 30–45 minutes).
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Rinse thoroughly with water and use the conditioning mask provided in the pack to seal in the pigment and provide extra hydration.
⚠️ Warning
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Hair dyes may cause an allergic reaction – always follow the safety instructions and carry out an allergy test before use.
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Avoid contact with the eyes; if the product gets into your eyes, rinse immediately with water.
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For external use only and keep out of reach of children.
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We do not recommend use if you have a sensitive scalp or any broken skin.
📌 Summary
Syoss Oleo Intense Hair Colour Dark Brown 3–10 is a permanent, ammonia-free oil-based hair colour with an intense dark brown shade, offering long-lasting colour, 100% grey coverage and hair care during the colouring process. PLEX-in-OIL technology and the oils it contains help leave hair shiny, soft and healthy-looking, making it an excellent choice for home colouring with professional results.
